>1s18B (B:) observed residues (from ATOM records)
yndtyplsppqrtpagiryriaviadldtesraqeentwfsylkkgyltlsdsgdkvave
wdkdhgvleshlaekgrgmelsdlivfngklysvddrtgvvyqiegskavpwvilsdgdg
tvekgfkaewlavkderlyvgglgkewttttgdvvnenpewvkvvgykgsvdhenwvsny
nalraaagiqppgylihesacwsdtlqrwfflprrasqerysekdderkganlllsaspd
fgdiavshvgavvpthgfssfkfipntddqiivalkseedsgrvasyimaftldgrfllp
etkigsvkyegiefi